3-x-9=5x-15

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Solution for 3-x-9=5x-15 equation:


Simplifying
3 + -1x + -9 = 5x + -15

Reorder the terms:
3 + -9 + -1x = 5x + -15

Combine like terms: 3 + -9 = -6
-6 + -1x = 5x + -15

Reorder the terms:
-6 + -1x = -15 + 5x

Solving
-6 + -1x = -15 + 5x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5x' to each side of the equation.
-6 + -1x + -5x = -15 + 5x + -5x

Combine like terms: -1x + -5x = -6x
-6 + -6x = -15 + 5x + -5x

Combine like terms: 5x + -5x = 0
-6 + -6x = -15 + 0
-6 + -6x = -15

Add '6' to each side of the equation.
-6 + 6 + -6x = -15 + 6

Combine like terms: -6 + 6 = 0
0 + -6x = -15 + 6
-6x = -15 + 6

Combine like terms: -15 + 6 = -9
-6x = -9

Divide each side by '-6'.
x = 1.5

Simplifying
x = 1.5

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